QTcB interval distributed by age and gender
| Age (years) | QTcB interval (ms) | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Male | Female | |||||||||||
| Median | Mean | SD | 98% | 2% | Total | Median | Mean | SD | 98% | 2% | Total | |
| <20 | 429.00 | 430.31 | 32.82 | 514.40 | 376.96 | 67 | 432.00 | 433.62 | 26.78 | 510.36 | 388.80 | 59 |
| 20–29 | 427.00 | 433.17 | 33.10 | 526.00 | 380.00 | 251 | 438.00 | 439.52 | 25.24 | 488.90 | 392.20 | 306 |
| 30–39 | 428.00 | 431.72 | 26.84 | 499.04 | 387.98 | 400 | 438.00 | 438.09 | 25.14 | 491.36 | 389.00 | 567 |
| 40–49 | 432.00 | 433.74 | 27.18 | 493.44 | 388.00 | 640 | 438.00 | 437.29 | 22.79 | 480.38 | 387.62 | 1082 |
| 50–59 | 435.00 | 435.57 | 24.33 | 488.00 | 391.00 | 1429 | 439.00 | 438.05 | 23.98 | 488.00 | 386.00 | 1792 |
| 60–69 | 435.00 | 435.95 | 26.13 | 496.00 | 389.00 | 1247 | 439.00 | 439.31 | 26.36 | 498.00 | 383.80 | 1296 |
| 70–79 | 436.50 | 436.65 | 25.53 | 490.40 | 386.00 | 666 | 441.00 | 441.00 | 27.28 | 500.82 | 379.36 | 760 |
| >79 | 439.00 | 439.81 | 27.97 | 493.84 | 392.08 | 255 | 443.00 | 443.03 | 26.42 | 500.08 | 376.46 | 274 |